Architectural engineering. With special reference to high building construction, including many examples of Chicago office buildings (1895)
Freitag, Joseph Kendall · New York, J. Wiley & sons; [etc., etc.] · leaf 84
es under varying spans and loads, except todefine a minimum depth of arch blocks. The depth of the tile arch should be nearly equal to thedepth of the supporting I beams, in order to secure themost economical results, for this arrangement will be thecheapest in the cost of the floor per square… … Fig. 32. will cause the arch to weigh more than if the tile blocksextended up to the tops of the beams; while the mere fact 66 ARCHITECTURAL ENGINEERING. of the arch being made with a segmental top adds nothingto the strength. CONCRETE ARCHES. As has been stated before, the widespread interest…
Building, Iron and steel
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